<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>my html2</title>
</head>
<body>

<p>
<form action="">
    <textarea name="comment" cols="50" rows="10"></textarea> <br>
    <input type="submit" value="发 表">
</form>
</p>

<p>
    <form action="http://www.kuaidi100.com/query" target="_blank">
        单号: <input type="text" name="postid"> <br>
        <select name="type">
            <option value="youzhengguonei">EMS</option>
            <option value="shentong">申通</option>
            <option value="yuantong">圆通</option>
        </select>
        <br>
        <input type="submit" value="查 询">
    </form>
</p>


<form action="">
    <input type="text">
    <label>
        <input type="checkbox" name="q1" value="A"> 广州
    </label>
    <label>
        <input type="checkbox" name="q1" value="B"> 深圳
    </label>
    <label>
        <input type="checkbox" name="q1" value="C"> 成都
    </label>
    <label>
        <input type="checkbox" name="q1" value="D"> 杭州
    </label>
    <label>
        <input type="checkbox" name="q1" value="E"> 南京
    </label>
    <input type="submit" value="提交">
    <input type="reset" value="重置">
</form>

<p>
<form action="http://www.kuaidi100.com/query" target="_blank">
    单号: <input type="text" name="postid"> <br>
    <label>
        <input type="radio" name="type" value="youzhengguonei"> EMS
    </label>
    <input id="st" type="radio" name="type" value="shentong">
    <label for="st">申通</label>
    <input type="radio" name="type" value="yuantong"> 圆通 <br>
    <input type="submit" value="查 询">
</form>
</p>

<p>
<form action="http://www.kuaidi100.com/query" target="_blank">
    单号: <input type="text" name="postid"> <br>
    <input type="radio" name="type" value="youzhengguonei"> EMS
    <input type="radio" name="type" value="shentong"> 申通
    <input type="radio" name="type" value="yuantong"> 圆通 <br>
    <input type="submit" value="查 询">
</form>
</p>

<p>
<form action="">
    uname: <input type="text" placeholder="username">
    email: <input type="email" placeholder="email">
    upass: <input type="password" placeholder="password">
    <input type="submit" value="登 陆">
</form>
</p>

<p>
<form action="https://image.baidu.com/search/index" target="_blank">
    <input type="text" name="word">
    <input type="hidden" name="tn" value="baiduimage">
    <input type="submit" value="百度搜图">
</form>
</p>

<p>
<form action="https://pic.sogou.com/pics" target="_blank">
    <input type="text" name="query">
    <input type="submit" value="搜狗搜图">
</form>
</p>

<p>
    <form action="http://cn.bing.com/search" target="_blank">
        <input type="text" name="q">
        <input type="submit" value="必应搜索">
    </form>
</p>

<p>
<form action="https://www.baidu.com/s" target="_blank">
    <input type="text" name="wd">
    <button>百度搜索</button>
</form>
</p>

<p>
    <form action="https://www.sogou.com/web" target="_blank">
        <input type="text" name="query">
        <input type="submit" value="搜狗搜索">
    </form>
</p>

<p>
    <ol type="I" start="7">
        <li>Linux</li>
        <li>Shell</li>
        <li>database</li>
        <li>Python</li>
    </ol>
    <ol type="A" start="3">
        <li>Linux</li>
        <li>Shell</li>
        <li>database</li>
        <li>Python</li>
    </ol>

    <ol start="3">
        <li>Linux</li>
        <li>Shell</li>
        <li>database</li>
        <li>Python</li>
    </ol>
</p>

<p>
<ul type="square">
    <li>Linux</li>
    <li>Shell</li>
    <li>database</li>
    <li>Python</li>
</ul>

<ul type="circle">
    <li>Linux</li>
    <li>Shell</li>
    <li>database</li>
    <li>Python</li>
</ul>

<ul>
    <li>Linux</li>
    <li>Shell</li>
    <li>database</li>
    <li>Python</li>
</ul>
</p>

<p>
<table border="1px" width="500px">
    <tr>
        <td>阶段</td>
        <td>课程</td>
        <td>讲师</td>
    </tr>
    <tr>
        <td>一</td>
        <td>网络</td>
        <td>王</td>
    </tr>
    <tr>
        <td>二</td>
        <td>Linux</td>
        <td>NB</td>
    </tr>
    <tr>
        <td>三</td>
        <td>运维</td>
        <td>丁</td>
    </tr>
    <tr>
        <td rowspan="2">1</td>
        <td colspan="2">1</td>
    </tr>
    <tr>
        <td>1</td>
        <td>1</td>
    </tr>
</table>
</p>
</body>
</html>